<button class="login">
  <span>login</span>
  <div class="loader">
    <div class="line-scale-pulse-out-rapid">
      <div></div>
      <div></div>
      <div></div>
      <div></div>
      <div></div>
    </div>
  </div>
  <svg class="tick" width="30px" height="30px" stroke="white" fill="none">
    <polyline points="2,10 12,18, 28,2"></polyline>
  </svg>
</button>